利用软件补偿技术的高粒度闪烁体 - 钢强子量能器的强子能量分辨率
仪器与探测器
2012-09-28 v2 高能物理 - 实验
摘要
在 CERN SPS 上，使用能量从 10 GeV 到 80 GeV 的带电π介子，研究了高粒度 1 m 模拟闪烁体 - 钢强子量能器的能量分辨率。单个强子的能量分辨率确定为约 58%/sqrt(E/GeV)。通过软件补偿技术，该分辨率提高至约 45%/sqrt(E/GeV)。这些技术利用了量能器的成像能力所提供的关于强子簇射子结构的事件逐事件信息。能量重建可以通过基于局部能量密度的修正，或者通过将源自簇射能量密度全局度量的单一修正因子应用于事件能量总和来改善。将补偿算法应用于 Geant4 模拟所产生的分辨率改进与真实数据中观察到的相当。
引用
@article{arxiv.1207.4210,
title = {Hadronic energy resolution of a highly granular scintillator-steel hadron calorimeter using software compensation techniques},
author = {CALICE Collaboration and C. Adloff and J. Blaha and J. -J. Blaising and C. Drancourt and A. Espargilière and R. Gaglione and N. Geffroy and Y. Karyotakis and J. Prast and G. Vouters and K. Francis and J. Repond and J. Smith and L. Xia and E. Baldolemar and J. Li and S. T. Park and M. Sosebee and A. P. White and J. Yu and T. Buanes and G. Eigen and Y. Mikami and N. K. Watson and T. Goto and G. Mavromanolakis and M. A. Thomson and D. R. Ward and W. Yan and D. Benchekroun and A. Hoummada and Y. Khoulaki and M. Benyamna and C. Cârloganu and F. Fehr and P. Gay and S. Manen and L. Royer and G. C. Blazey and A. Dyshkant and J. G. R. Lima and V. Zutshi and J. -Y. Hostachy and L. Morin and U. Cornett and D. David and G. Falley and K. Gadow and P. Göttlicher and C. Günter and B. Hermberg and S. Karstensen and F. Krivan and A. -I. Lucaci-Timoce and S. Lu and B. Lutz and S. Morozov and V. Morgunov and M. Reinecke and F. Sefkow and P. Smirnov and M. Terwort and A. Vargas-Trevino and N. Feege and E. Garutti and I. Marchesini and M. Ramilli and P. Eckert and T. Harion and A. Kaplan and H. -Ch. Schultz-Coulon and W. Shen and R. Stamen and A. Tadday and B. Bilki and E. Norbeck and Y. Onel and G. W. Wilson and K. Kawagoe and P. D. Dauncey and A. -M. Magnan and M. Wing and F. Salvatore and E. Calvo Alamillo and M. -C. Fouz and J. Puerta-Pelayo and V. Balagura and B. Bobchenko and M. Chadeeva and M. Danilov and A. Epifantsev and O. Markin and R. Mizuk and E. Novikov and V. Rusinov and E. Tarkovsky and N. Kirikova and V. Kozlov and P. Smirnov and Y. Soloviev and P. Buzhan and B. Dolgoshein and A. Ilyin and V. Kantserov and V. Kaplin and A. Karakash and E. Popova and S. Smirnov and C. Kiesling and S. Pfau and K. Seidel and F. Simon and C. Soldner and M. Szalay and M. Tesar and L. Weuste and J. Bonis and B. Bouquet and S. Callier and P. Cornebise and Ph. Doublet and F. Dulucq and M. Faucci Giannelli and J. Fleury and H. Li and G. Martin-Chassard and F. Richard and Ch. de la Taille and R. Pöschl and L. Raux and N. Seguin-Moreau and F. Wicek and M. Anduze and V. Boudry and J-C. Brient and D. Jeans and P. Mora de Freitas and G. Musat and M. Reinhard and M. Ruan and H. Videau and B. Bulanek and J. Zacek and J. Cvach and P. Gallus and M. Havranek and M. Janata and J. Kvasnicka and D. Lednicky and M. Marcisovsky and I. Polak and J. Popule and L. Tomasek and M. Tomasek and P. Ruzicka and P. Sicho and J. Smolik and V. Vrba and J. Zalesak and B. Belhorma and H. Ghazlane and T. Takeshita and S. Uozumi and J. Sauer and S. Weber and C. Zeitnitz},
journal= {arXiv preprint arXiv:1207.4210},
year = {2012}
}
备注
26 pages, 14 figures